401 West 29th Street, Manhattan
Other · built c. 1931 · Block 727, Lot 1.
Building permits
- Alteration, filed Apr 15, 2026, estimated cost $500K, described as “Filing herewith for Interior work. Provide drywall enclosure for fire alarm conduit at locations indicated. Fire Alarm filed under separate application. No change to use, egress or occupancy.”
- No Work, filed Oct 3, 2022, described as “Tishman Speyer Happy Hour - October 19, 2022 - 5:30pm - 7:30pm for 75 persons on 6th & 7th floors (outdoor event on 7th floor). Rain date will be November 2, 2022 - 5:30pm-7:30pm.”
- Alteration, filed Jan 11, 2022, estimated cost $10K, described as “Installation of platform as per plans. All equipment shall comply with chapter # 33 of the 2014 code. No change in use occupancy or egress under this application.”
- Alteration, filed Dec 16, 2021, estimated cost $30K, described as “Installation of fuel oil storage tank in sub-cellar, install fuel oil piping system from storage tank to diesel generator sub base tank on the roof. No change of occupancy, egress or occupancy.”
- Alteration, filed Dec 8, 2021, estimated cost $1K, described as “Installation of temporary barricade as per plan. No change in use,egress or occupancy.”
- Alteration, filed Nov 30, 2021, described as “Installation of temporary sidewalk shed as per plan. No change in use,egress or occupancy.”
- Alteration, filed Nov 12, 2021, estimated cost $1K, described as “Installation and use of temporary mini crane as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Jul 28, 2021, described as “Installation of temporary supported per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed May 6, 2021, estimated cost $1K, described as “Work platform proposed installation of work platform as per plan. No change in use,egress or occupancy.”
- Alteration, filed Apr 13, 2021, described as “Pipe scaffold proposed installation of pipe scaffold as per plan. No change in use,egress or occupancy.”
- Alteration, filed Apr 5, 2021, described as “Pipe scaffold proposed installation of pipe scaffold as per plan. No change in use,egress or occupancy.”
- Alteration, filed Mar 31, 2021, estimated cost $1K, described as “Work platform proposed installation of work platform as per plan. No change in use,egress or occupancy.”
- Alteration, filed Feb 11, 2021, estimated cost $25K, described as “Filing herewith for Support of excavation to facilitate installation of elevator pit and pile cap. No change to use, egress or occupancy.”
- Alteration, filed May 28, 2020, described as “Installation of supported scaffold as shown on drawings. No change in use, egress or occupancy. We shall comply with chapter 33 of 2014 b.c”
- Alteration, filed May 23, 2020, described as “Plywood fence proposed installation of plywood fence as per plan. No change in use,egress or occupancy.”
- Alteration, filed May 22, 2020, estimated cost $2.2M, described as “Filing herewith for creation of raised or slab on grade at 1st floor. Creation of new shaft opening, bulkheads, new overbuild construction on top of the 7th floor, new skylight openings and new mechanical rooms. Provide support for…”
- Alteration, filed May 22, 2020, estimated cost $175K, described as “Filing herewith for standpipe work as per plans. Installation of new standpipe in stair # 9 from 1st to 7th floor. Relocation of the existing standpipe in stair #6 on 1st and 2nd floors. Extension of multiple standpipes from 6th to 7th…”
- Alteration, filed May 22, 2020, estimated cost $2.4M, described as “Filing herewith for structural work to infill existing openings. Creation of new duct opening in existing walls, new shaft opening in existing floors, new elevator and provide support for mechanical equipment. (Package 1B.1)”
- Alteration, filed May 20, 2020, estimated cost $425K, described as “Filing herewith for Mechanical work as per plans. Removal of existing Units and associated supply. Return & Transfer air ductwork, duct heaters, piping back to valve, drainage, power and controls. No change to use, egress or occupancy.…”
- Alteration, filed May 19, 2020, estimated cost $98K, described as “Filing herewith for Plumbing work as per plans. Removal and relocations of existing fixtures and associated piping. Cap piping back to stack. No change to use, egress or occupancy.”
- Alteration, filed May 4, 2020, described as “Pipe scaffold proposed installation of pipe scaffold as per plan. No change in use,egress or occupancy.”
- Alteration, filed May 4, 2020, described as “Sidewalk shed proposed installation of sidewalk shed as per plan. No change in use, egress or occupancy.”
- Alteration, filed Apr 13, 2020, estimated cost $1.3M, described as “Filing herewith for sprinkler modifications as per plans. Removal and installation of sprinkler heads and associated piping work. No change to use, egress or occupancy.”
- Alteration, filed Apr 10, 2020, estimated cost $4.0M, described as “Filing herewith for installation and modification of plumbing fixtures and associated piping work as per plans.”
- Alteration, filed Apr 10, 2020, estimated cost $13.2M, described as “Filing herewith for installation and modifications of HVAC units, generator as per plans. Fuel storage tank filed under M00586183.”
4 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $129,702,150
- Market value (city estimate)
- $288,227,000
- Taxable value
- $0
- Assessed land
- $28,440,000
- Assessed improvements
- $101,262,150
Zoning
M1-5: floor area ratio 10.13 built, above the 5.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
In the news
341 Ninth Avenue’s Green Roof Takes Shape in West Chelsea, Manhattan, New York YIMBY, Apr 17, 2022.